121-а бригада територіальної оборони

121st Territorial Defense Brigade is a unit of Territorial Defense Forces from Kirovohrad Oblast, part of Regional Administration South of the Territorial Defense Forces.

Colonel Serhii Zadorozhny took the lead (initially as vice commander) of the brigade in february 2022, just prior to the russian full scale invasion of Ukraine, and guided it for four years. Under his command, 121st Brigade units defended the Luhansk region and the Donetsk region, participated in the liberation of the right coast of the Kherson region, fought for Krynki, operated in the Kherson oblast and now fight in the Zaporizhzhia front.

On the 19th of April 2026, Major Alexei Volkova took over the command of the brigade.